SAT verbal scores are normally distributed with a mean of 450 and a standard deviation of 120. a) Sketch the distribution. b) What percent of the scores lie between 210 and 690? c) What percent of the scores lie between 450 and 570? d) What percent of the scores lie between 450 and 690? e) What percent of the scores lie between 210 and 570?

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
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Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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SAT verbal scores are normally distributed with a mean of 450 and a standard deviation of 120.
a) Sketch the distribution.
b) What percent of the scores lie between 210 and 690?
c) What percent of the scores lie between 450 and 570?
d) What percent of the scores lie between 450 and 690?
e) What percent of the scores lie between 210 and 570?
Transcribed Image Text:SAT verbal scores are normally distributed with a mean of 450 and a standard deviation of 120. a) Sketch the distribution. b) What percent of the scores lie between 210 and 690? c) What percent of the scores lie between 450 and 570? d) What percent of the scores lie between 450 and 690? e) What percent of the scores lie between 210 and 570?
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Given Mean(μ)=450standard deviation(σ)=120

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